Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.72
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 4.35
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) -0.77 1.117 -0.86
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 0.43
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -0.63 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 17.13

* Based on an €80/tonne carbon price